<html>
  <body>
    <iframe id="mainframe"></iframe>
    <script>
      const net = require('net');
      const path = require('path');

      document.getElementById("mainframe").src="./page2.html";

      const p = process.platform === 'win32'
              ? path.join('\\\\?\\pipe', process.cwd(), 'myctl')
              : '/tmp/echo.sock';

      const client = net.createConnection({ path: p }, () => {
        console.log('connected to server');
        client.write('world!\r\n');
      });

      client.on('data', (data) => {
        console.log(data.toString());
        client.end();
      });

      client.on('end', () => {
        console.log('disconnected from server');
      });
    </script>
  </body>
</html>